﻿//Copyright (c) 2007-2012, Adolfo Marinucci
//All rights reserved.

//Redistribution and use in source and binary forms, with or without modification, are permitted provided that the 
//following conditions are met:

//* Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.

//* Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following 
//disclaimer in the documentation and/or other materials provided with the distribution.

//* Neither the name of Adolfo Marinucci nor the names of its contributors may be used to endorse or promote products
//derived from this software without specific prior written permission.

//THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
//INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 
//IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 
//EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
//LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 
//STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, 
//EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows.Data;
using AvalonDock.Layout;

namespace AvalonDock.Converters
{
    public class ActivateCommandLayoutItemFromLayoutModelConverter : IValueConverter
    {
        public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
        {
            //when this converter is called layout could be constructing so many properties here are potentially not valid
            var layoutModel = value as LayoutContent;
            if (layoutModel == null)
                return null;
            if (layoutModel.Root == null)
                return null;
            if (layoutModel.Root.Manager == null)
                return null;

            var layoutItemModel = layoutModel.Root.Manager.GetLayoutItemFromModel(layoutModel);
            if (layoutItemModel == null)
                return Binding.DoNothing;

            return layoutItemModel.ActivateCommand;
        }

        public object ConvertBack(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
        {
            throw new NotImplementedException();
        }
    }
}
